var util = m_Map.GetUtility();
var ekr = util.AttachEKR("C:\\EKR\\First.ekr");
var soundmaster = m_Map.GetSoundMaster();
soundmaster.Create(10);
var index = soundmaster.LoadFromEKR(ekr, "C:\\Sound\\First.wav", 0);
if (soundmaster.StockSound_IsValid(index)) {
	soundmaster.StockSound_Play(index, 0);
}
soundmaster.StockSound_Clear();
soundmaster.DestroySoundMaster();
util.DetachEKR(ekr);

#include "CXUtility.h"
#include "CXSoundMaster.h"

CXUtility util = m_Map.GetUtility();
long handle = util.AttachEKR(_T("C:\\EKR\\First.ekr"));

CXSoundMaster soundmaster = m_Map.GetSoundMaster();
soundmaster.Create(10);
int index = soundmaster.LoadFromEKR(&handle, _T("C:\\Sound\\First.wav"), 0);
if (soundmaster.StockSound_IsValid(index))
{
    soundmaster.StockSound_Play(index, 0);
}
soundmaster.StockSound_Clear();
soundmaster.DestroySoundMaster();
util.DetachEKR(&handle);